go to Appearance > Customizer > Layout > Navigation. Here you can find the navigation options section.
You can choose between two options for the navigation width:
This setting allows you to choose between two options:
If you want to display the compact menu on large device set this setting to yes.
Navigation orientation is the direction follows by sub navigation when appear on the screen. You can choose between two options for this setting:
Let you choose to use a fixed navigation bar.
Here you can choose to display the search icon in the navigation menu.